People's Liberation Army (PLA) soldiers shout as they hold guns and practise in a drill during a organized media tour at a PLA engineering school in Beijing, July 22, 2014. (Photo by Petar Kujundzic/Reuters)

A worker rests on vermicelli inside a factory in the northern Indian city of Allahabad July 22, 2014. Vermicelli is a specialty eaten during the Muslim holy fasting month of Ramadan by many believers across the country. (Photo by Jitendra Prakash/Reuters)

A worker hangs strands of vermicelli to dry inside a factory in the northern Indian city of Allahabad July 22, 2014. Vermicelli is a specialty eaten during the Muslim holy fasting month of Ramadan by many believers across the country. (Photo by Jitendra Prakash/Reuters)

Palestinian children sit in a car boot as they flee their family homes following heavy Israeli shelling during an Israeli ground offensive east of Khan Younis, in the southern Gaza Strip July 23, 2014. Israeli forces pounded multiple sites across the Gaza Strip on Wednesday, including the enclave's sole power plant, and said it was meeting stiff resistance from Hamas Islamists, as diplomats sought to end the bloodshed. Israel launched its offensive on July 8 to halt missile salvoes by Hamas Islamists, which was angered by a crackdown on its supporters in the nearby occupied West Bank and suffering economic hardship because of an Israeli-Egyptian blockade. Some 630 Palestinians, many of them children and civilians have died in the conflagration, including a seven-year-old hit by a shell in southern Gaza early Wednesday, a medic said.Some 29 Israeli soldiers have been killed, including a tank officer who was shot by a Palestinian sniper overnight. Two civilians have been slain by rocket fire. (Photo by Ibraheem Abu Mustafa/Reuters)

An Israeli soldier, wounded during an offensive in Gaza, is carried on a stretcher to an awaiting helicopter for evacuation near the border with central Gaza July 23, 2014. Israeli forces pounded multiple sites across the Gaza Strip on Wednesday, including the enclave's sole power plant, and said it was meeting stiff resistance from Hamas Islamists, as diplomats sought to end the bloodshed. Israel launched its offensive on July 8 to halt missile salvoes by Hamas Islamists, which was angered by a crackdown on its supporters in the nearby occupied West Bank and suffering economic hardship because of an Israeli-Egyptian blockade. (Photo by Baz Ratner/Reuters)

A fight breaks out in the Ukraine parliament in Kiev between members of the Svoboda Party and the Regions Party during discussion of a presidential decree to call up additional military reserves to its border with Russia, on July 22, 2014. (Photo by Alex Kuzmin/Reuters)

Honour guards load a coffin of one of the victims of Malaysia Airlines MH17 downed over rebel-held territory in eastern Ukraine on to a transport plane heading to the Netherlands at Kharkiv airport July 23, 2014. (Photo by Gleb Garanich/Reuters)

The convoy of hearses with the remains of the victims of Malaysia Airlines MH17 downed over rebel-held territory in eastern Ukraine, drives past international flags as it leaves Eindhoven airport to a military base in Hilversum July 23, 2014. Two aircraft carrying the remains of some of the 298 passengers who died on flight MH17 touched down at an airport in the Dutch city of Eindhoven on Wednesday, as next-of-kin and Dutch and foreign officials looked on. The remains of the victims of the downing of the flight over eastern Ukraine, 193 of whom were Dutch, will be brought over the next few days to a military base in Hilversum, the Netherlands. The Netherlands declared Wednesday the country's first day of mourning in more than half a century. (Photo by Francois Lenoir/Reuters)

A row of hearses carrying victims of the Malaysia Airlines flight MH17 plane disaster are escorted on highway A27 near Nieuwegein by military police, on their way to be identified by forensic experts in Hilversum, July 23, 2014. The bodies of the first victims from the Malaysian airliner shot down over Ukraine last week arrived back in the Netherlands on Wednesday amid dignified grief tinged with anger. King Willem-Alexander and Prime Minister Mark Rutte led dignitaries on the tarmac as two military aircraft carrying 40 plain wooden coffins landed at Eindhoven Airport in the southern Netherlands. (Photo by Marco de Swart/Reuters)

A Palestinian man (C), in clothes stained with the blood of his father, who medics said was killed by Israeli shelling, mourns as he disembarks an ambulance transporting his father's body, at a hospital in Khan Younis in the southern Gaza Strip July 23, 2014. Israeli forces pounded the Gaza Strip on Wednesday, sending thousands of residents fleeing, and said it was meeting stiff resistance from Hamas Islamists, as U.S. Secretary of State John Kerry flew to Tel Aviv to push ceasefire talks. Israel launched its offensive on July 8 to halt missile salvoes by Hamas Islamists, who were struggling under the weight of an Israeli-Egyptian economic blockade and angered by a crackdown on their supporters in the nearby occupied West Bank. Some 643 Palestinians, many of them children and civilians have died in the conflagration, including a seven-year-old hit by a shell in southern Gaza early Wednesday, a medic said. Some 29 Israeli soldiers have been killed, including a tank officer shot by a Palestinian sniper overnight. Two civilians have been slain by rocket fire. (Photo by Ibraheem Abu Mustafa/Reuters)

Slackliner, Andy Lewis of the US balances as he walks on a highline from the rooftop of a building in Bangkok on July 23, 2014. Lewis set a world record after walking on a highline from the rooftop of a building to another covering a distance of 169 metres in one hour and five minutes. (Photo by Pornchai Kittiwongsakul/AFP Photo)

Andy Lewis of the USA, also known as “Mr. Slackline” walks on the thin slackline between buildings in central Bangkok July 23, 2014. Lewis walked the distance of 169 meters on a line set between a rooftop and the 55th floor of another building in just over an hour in what organizers said was the world record breaking free solo slacklining event. (Photo by Damir Sagolj/Reuters)

Andy Lewis of the USA, also known as "Mr. Slackline" walks on the thin slackline between buildings in central Bangkok July 23, 2014. (Photo by Damir Sagolj/Reuters)

A woman walks past The Churchill Arms public house in west London July 23, 2014. The 18th century public house has twice won the “London in Bloom” competition for its floral displays and hanging baskets which adorn the outside. (Photo by Toby Melville/Reuters)

A giant puppet of a grandmother lies on a bed inside St. George's Hall in Liverpool, England, on Jule 23, 2014. The grandmother is one of two giant models made for a World War I commemorative event. (Photo by Nigel Roddis/Reuters)

Visitors look at a giant puppet of a grandmother sleeping on a bed inside St George's Hall in Liverpool, northern England July 23, 2014. (Photo by Nigel Roddis/Reuters)

A relative of a passenger on board the crashed TransAsia Airways plane cries in Kaohsiung International Airport, southern Taiwan, July 23, 2014. A TransAsia Airways turboprop ATR-72 plane crashed on its second attempt at landing during a thunderstorm on Penghu, an island off Taiwan on Wednesday, killing 47 people and setting buildings on fire, officials said. (Photo by Reuters/Stringer)

Tinkoff-Saxo team rider Nicolas Roche of Ireland climbs to Pla d'Adet in the Pyrenees mountains during the 124.5km seventeenth stage of the Tour de France cycle race between Saint-Gaudens and Saint-Lary Pla d'Adet, July 23, 2014. (Photo by Jean-Paul Pelissier/Reuters)

German pianist Stefan Aaron plays an orange piano on a “flying carpet” platform suspended from a helicopter, over the Munich airport July 23, 2014. The concert is the fourth station of the “Orange Piano Tour”, which brings the artist to places around the world. (Photo by Lukas Barth/Reuters)

A water tower shaped like a ketchup bottle is seen in the town of Belleville, Illinois in a March 2014 photo. A water tower shaped like a 170-foot-tall ketchup bottle is for sale in southern Illinois, along with an adjacent warehouse, an owner said on July 23, 2014. Fans fear the 65-year-old landmark, which is on the National Register of Historic Places, might be in peril if a sympathetic buyer isn't found. (Photo by Mark Ahlvers/Reuters)

Rescue personnel survey the wreckage of a TransAsia Airways turboprop plane that crashed, on Taiwan's offshore island Penghu July 24, 2014. The leaders of rivals China and Taiwan expressed condolences on Thursday for victims of the plane that crashed during a thunderstorm the previous day killing 48 people including two French nationals. (Photo by Reuters/Stringer)

Emergency workers remove an engine from the TransAsia Airways flight GE222 crash site on the outlying Taiwanese island of Penghu, Friday, July 25, 2014. Investigators on Friday were examining wreckage and flight data recorders for clues into a plane crash on the island that killed 48 people. Stormy weather and low visibility are thought to have been factors in Wednesday's crash of the twin propeller ATR-72. (Photo by Wally Santana/AP Photo)

Candidates of the Miss Las Pinas Water Lily beauty pageant pose with their gowns made from dried water lilies during a media presentation in Las Pinas city, south of Manila July 24, 2014. According to the event organiser, the contest is part of events to celebrate the city's annual Water Lily festival. Local residents make gowns, bags and ornaments from parts of the aquatic plant as a source of livelihood. (Photo by Romeo Ranoco/Reuters)

Filipino candidates wearing gowns made from dried water hyacinth stalks, pose during the Water Lily pageant in Las Pinas city, south of Manila, Philippines, July 24, 2014. Jian Cayla Salazar was crowned Miss Water Lily 2014 during a festival that aims to promote the water hyacinth-based livelihood enterprise for the benefit of residents in flood prone communities. (Photo by Francis R. Malasig/EPA)

Candidates of the Miss Las Pinas Water Lily beauty pageant pose with their gowns made from dried water lilies during a media presentation in Las Pinas city, south of Manila July 24, 2014. According to the event organiser, the contest is part of events to celebrate the city's annual Water Lily festival. Local residents make gowns, bags and ornaments from parts of the aquatic plant as a source of livelihood. (Photo by Romeo Ranoco/Reuters)